Closeup of putting a new 9 volt battery in a home or business smoke detector alarm as the maintenance manual says to do every year.
Palabras clave
smoke,
detector,
closeup,
change,
changing,
battery,
battery,
9,
volt,
volt,
power,
putting,
new,
installing,
installation,
home,
business,
maintenance,
safety,
device,
alarm,
alarm,
white,
ceiling,
hand,
hand,
electric,
person,
people,
woman,
house,
electronic,
electrical,
insurance,
homeowner
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